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Beginners - September 2014 (Page 18)

I am unsure what is wrong with my code, the formula i need to have is x*(1+(r/100))^Y where x is initial investment and r is interest rate and y is years #i...

[1 reply] : You are declaring intRate as an integer data type, but the line intRat... (by hyperfine)

by cshan223

Problems with understanding a c++ code

Please help me understand the following c++ code. The following are different parts of the code that I have questions with. The complete code has 191 lines, I a...

[no replies]

by emlynw

How to put program into functions

I'm trying to learn to program and have made a program for my physics work, is there a way to make this program better by putting it into functions? such as hav...

[3 replies] Last: Use functions when your code has one or more independent parts. So one... (by shadowCODE)

by novellof

Copy Constructor

What is wrong with my copy constructor? If I change the string datatypes to int it works...IDK.. update: okay so the string never allocated memory on the hea...

[2 replies] Last: thanks i didn't write a destructor cause it was just a 2 second thing ... (by novellof)

by Kernul

Searching for exercises

I'd like to practice in C++ with exercises that start from the basics (like condition, iteration, variables, etc) with a difficult that gradualy increase every ...

[3 replies] Last: Your welcome Kernul, glad it helped. (by Codermik)

by abdalimran

if-else condition problem using in a loop

I've written a solution for the UVa problem NO#12250. My logic is ok I think but the loop terminates in first input. Here is the code.. #include <iostre...

[6 replies] Last: Your welcome :) (by Codermik)

by Zenith1900

Correct call?

How to correctly call function add_quiz so it would do the couts? #include <iostream> #include <iomanip> #include <string> using namespace std; class ...

[1 reply] : See http://www.cplusplus.com/doc/tutorial/classes/ (by keskiverto)

by vxk

Pointer problems

I am confused with pointers and have a few questions regarding the following code : int x; cin>>x; int* pointer2 = new int ; delete pointer2...

[18 replies] Last: I am not familiar with Xcode, but there should be something to control... (by MiiNiPaa)

by Victor89

Improve tic-tac-toe game

My following code plays a tic tac toe game vs computer, where the computer is making random moves. I am trying to modify the application so that I can choose...

[4 replies] Last: This is my updated code with the solution for who goes first computer,... (by Victor89)

by vampirenelf

Pseudo code to C code

Is anyone good at pseudo-code? I don't really get how to write this into C code. I did the first half and the last thought but i dont quite get the conditions i...

[2 replies] Last: Thanks a bunch! I think i can translate it into C++ I get the idea now... (by vampirenelf)

by sam afg

i know the code but still confuse that how it works?

i know the code but still confuse that how it works? Can any body explain how this code works,,, cuz the "*" is not mentioned in any integer so how integers wor...

[2 replies] Last: The outer loop runs once then -> inner for loop is going to run 1 time... (by novellof)

by STxAxTIC

Strings and memory management paranoia

Hello, I spent a while getting frustrated with the malloc() and free() baggage that comes with dealing in C strings, so I want a pure C++ approach to strings...

[5 replies] Last: [quote=STxAxTIC]From what I'm reading, I gather that I can avoid the m... (by MiiNiPaa)

by Arnau

Help with word comparison

How can i write a program comparing the length of two words, and then say if the first word is greater, equal or lesser than the second ? thanks.

[2 replies] Last: thank you very much!! (by Arnau)

by doghouse308

Call to non-static member function...

I have spent a few hours working on this and am finally down to three errors "call to non-static member function without an object argument. The errors are in ...

[3 replies] Last: You have no default constructor for that class defined. And it still w... (by Zhuge)

by Jhub

change a character into a number

Hello everyone I am trying to write a code that will take a word the user enters and change certain characters into numbers for example if the user enters a wor...

[8 replies] Last: @MiiNiPaa i++ or ++i is not worth arguing about. After all it's ++C we... (by closed account 48T7M4Gy)

by awkward

Choose one if-statement

What I want the program to do is to only choose one of the three if/else statement. If the user inputs A, I want the program to pick the if/else statement th...

[7 replies] Last: @ awkward - sorry, didn't realise, anyway Smac89's post will solve it... (by Codermik)

by jdwright

Largest Sum of Four Adjacent Numbers (2D Array)

Hey guys, I have been assigned to write a function (or functions) which displays four adjacent numbers within an array which add up to the largest sum in the ar...

[4 replies] Last: "adjacent"? Do you mean "four in a row, four in a column, or four alo... (by keskiverto)

by WishonTD

Find square root of given floating point number

Hi. I'm obviously new to C++. I thank you in advance for your help. I know this is a very simple program but I can't figure out what I'm doing wrong. A user...

[15 replies] Last: oh yeah...I forgot to paste those. haha. It took a bit but it finall... (by WishonTD)

by sidei

need help about c++ add two different size arrays

I cant get the output that i want,please help me. i want the program can show the number it choose.and the array size must be different.(my fd said that the arr...

[4 replies] Last: Is this a: Select x from set A and y from set B so that x+y==sum. P... (by keskiverto)

by Jhub

Find a letter in a given word

Hello everyone, I need to Write a program that takes a single word string from the user. After acquiring this input from the user, the program will use a loop ...

[9 replies] Last: if I am reading this correctly variant 1 and 2 are two different ways ... (by Jhub)

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